Ronald J Sigal

Summary

Affiliation: University of Calgary
Country: Canada

Publications

  1. pmc Effects of performing resistance exercise before versus after aerobic exercise on glycemia in type 1 diabetes
    Jane E Yardley
    Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Ontario, Canada
    Diabetes Care 35:669-75. 2012
  2. pmc Alberta Diabetes and Physical Activity Trial (ADAPT): a randomized theory-based efficacy trial for adults with type 2 diabetes--rationale, design, recruitment, evaluation, and dissemination
    Ronald C Plotnikoff
    School of Education, University of Newcastle, Callaghan, NSW Australia
    Trials 11:4. 2010
  3. pmc Aerobic physical activity and resistance training: an application of the theory of planned behavior among adults with type 2 diabetes in a random, national sample of Canadians
    Ronald C Plotnikoff
    Centre for Health Promotion Studies, School of Public Health, University of Alberta, Edmonton, Alberta, Canada
    Int J Behav Nutr Phys Act 5:61. 2008
  4. pmc Daily steps are low year-round and dip lower in fall/winter: findings from a longitudinal diabetes cohort
    Kaberi Dasgupta
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, Canada
    Cardiovasc Diabetol 9:81. 2010
  5. pmc Walking behaviour and glycemic control in type 2 diabetes: seasonal and gender differences--study design and methods
    Kaberi Dasgupta
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, Canada
    Cardiovasc Diabetol 6:1. 2007
  6. ncbi request reprint Effects of aerobic training, resistance training, or both on glycemic control in type 2 diabetes: a randomized trial
    Ronald J Sigal
    University of Ottawa, Clinical Epidemiology Program, Ottawa Health Research Institute, and Prevention and Rehabilitation Centre, University of Ottawa Heart Institute, Ottawa, Ontario, Canada
    Ann Intern Med 147:357-69. 2007
  7. ncbi request reprint Older adults with type 2 diabetes store more heat during exercise
    Glen P Kenny
    1Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Canada 2Faculty of Physical Education and Sports, University of Sherbrooke, Sherbrooke, QC, CANADA and 3Departments of Medicine, Cardiac Sciences and Community Health Sciences, Faculties of Medicine and Kinesiology, University of Calgary, Calgary, AB, Canada
    Med Sci Sports Exerc 45:1906-14. 2013
  8. doi request reprint Effect of exercise training on physical fitness in type II diabetes mellitus
    Joanie Larose
    University of Ottawa, Ontario, Canada
    Med Sci Sports Exerc 42:1439-47. 2010
  9. doi request reprint Age and androgen-deprivation therapy on exercise outcomes in men with prostate cancer
    Angela S Alberga
    Human and Environmental Physiology Research Unit, School of Human Kinetics, University of Ottawa, Ottawa, ON, K1N 6N5, Canada
    Support Care Cancer 20:971-81. 2012
  10. ncbi request reprint Effect of exercise intensity on the postexercise sweating threshold
    Glen P Kenny
    Human Performance and Environmental Physiology Research Laboratory, School of Human Kinetics, Faculty of Health Sciences, University of Ottawa, Ottawa, Ontario, Canada K1N 6N5
    J Appl Physiol (1985) 95:2355-60. 2003

Collaborators

Detail Information

Publications43

  1. pmc Effects of performing resistance exercise before versus after aerobic exercise on glycemia in type 1 diabetes
    Jane E Yardley
    Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Ontario, Canada
    Diabetes Care 35:669-75. 2012
    ..To determine the effects of exercise order on acute glycemic responses in individuals with type 1 diabetes performing both aerobic and resistance exercise in the same session...
  2. pmc Alberta Diabetes and Physical Activity Trial (ADAPT): a randomized theory-based efficacy trial for adults with type 2 diabetes--rationale, design, recruitment, evaluation, and dissemination
    Ronald C Plotnikoff
    School of Education, University of Newcastle, Callaghan, NSW Australia
    Trials 11:4. 2010
    ..The primary aim of this study was to compare the efficacy of three physical activity (PA) behavioural intervention strategies in a sample of adults with type 2 diabetes...
  3. pmc Aerobic physical activity and resistance training: an application of the theory of planned behavior among adults with type 2 diabetes in a random, national sample of Canadians
    Ronald C Plotnikoff
    Centre for Health Promotion Studies, School of Public Health, University of Alberta, Edmonton, Alberta, Canada
    Int J Behav Nutr Phys Act 5:61. 2008
    ..Aerobic physical activity (PA) and resistance training are paramount in the treatment and management of type 2 diabetes (T2D), but few studies have examined the determinants of both types of exercise in the same sample...
  4. pmc Daily steps are low year-round and dip lower in fall/winter: findings from a longitudinal diabetes cohort
    Kaberi Dasgupta
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, Canada
    Cardiovasc Diabetol 9:81. 2010
    ..In this patient population, we conducted a longitudinal cohort study to objectively quantify seasonal variations both in walking and in two vascular risk factors associated with activity levels, hemoglobin A1C and blood pressure...
  5. pmc Walking behaviour and glycemic control in type 2 diabetes: seasonal and gender differences--study design and methods
    Kaberi Dasgupta
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, Canada
    Cardiovasc Diabetol 6:1. 2007
    ..Among Canadians with type 2 diabetes, we postulate that declines in walking associated with colder temperatures and inclement weather may contribute to annual post-winter increases in A1C levels...
  6. ncbi request reprint Effects of aerobic training, resistance training, or both on glycemic control in type 2 diabetes: a randomized trial
    Ronald J Sigal
    University of Ottawa, Clinical Epidemiology Program, Ottawa Health Research Institute, and Prevention and Rehabilitation Centre, University of Ottawa Heart Institute, Ottawa, Ontario, Canada
    Ann Intern Med 147:357-69. 2007
    ..However, none could assess incremental effects of combined aerobic and resistance training compared with either type of exercise alone...
  7. ncbi request reprint Older adults with type 2 diabetes store more heat during exercise
    Glen P Kenny
    1Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Canada 2Faculty of Physical Education and Sports, University of Sherbrooke, Sherbrooke, QC, CANADA and 3Departments of Medicine, Cardiac Sciences and Community Health Sciences, Faculties of Medicine and Kinesiology, University of Calgary, Calgary, AB, Canada
    Med Sci Sports Exerc 45:1906-14. 2013
    ....
  8. doi request reprint Effect of exercise training on physical fitness in type II diabetes mellitus
    Joanie Larose
    University of Ottawa, Ontario, Canada
    Med Sci Sports Exerc 42:1439-47. 2010
    ..In addition, no study to date has compared strength gains between resistance training and combined exercise training in type II diabetes mellitus (T2DM)...
  9. doi request reprint Age and androgen-deprivation therapy on exercise outcomes in men with prostate cancer
    Angela S Alberga
    Human and Environmental Physiology Research Unit, School of Human Kinetics, University of Ottawa, Ottawa, ON, K1N 6N5, Canada
    Support Care Cancer 20:971-81. 2012
    ....
  10. ncbi request reprint Effect of exercise intensity on the postexercise sweating threshold
    Glen P Kenny
    Human Performance and Environmental Physiology Research Laboratory, School of Human Kinetics, Faculty of Health Sciences, University of Ottawa, Ottawa, Ontario, Canada K1N 6N5
    J Appl Physiol (1985) 95:2355-60. 2003
    ..It is concluded that the sweating response during upright recovery is significantly modified by exercise intensity and may likely be influenced by the nonthermal baroreceptor reflex adjustments postexercise...
  11. ncbi request reprint Whole-body heat loss during exercise in the heat is not impaired in type 1 diabetes
    Jill M Stapleton
    University of Ottawa, Ottawa, Ontario, Canada
    Med Sci Sports Exerc 45:1656-64. 2013
    ....
  12. pmc Video game playing is independently associated with blood pressure and lipids in overweight and obese adolescents
    Gary S Goldfield
    Healthy Active Living and Obesity Research Group, Children s Hospital of Eastern Ontario Research Institute, Ottawa, Ontario, Canada
    PLoS ONE 6:e26643. 2011
    ..To examine the association between duration and type of screen time (TV, video games, computer time) and blood pressure (BP) and lipids in overweight and obese adolescents...
  13. doi request reprint Screen viewing and diabetes risk factors in overweight and obese adolescents
    Gary S Goldfield
    Healthy Active Living and Obesity Research Group, Children s Hospital of Eastern Ontario Research Institute, Ottawa, Ontario, Canada
    Am J Prev Med 44:S364-70. 2013
    ..Sedentary behavior has been associated with deleterious cardiometabolic health indicators in adults, but very little research has examined this relationship in youth...
  14. doi request reprint Menstrual cycle and oral contraceptive use do not modify postexercise heat loss responses
    Glen P Kenny
    University of Ottawa, School of Human Kinetics, 125 University, Ottawa, Ontario, Canada
    J Appl Physiol (1985) 105:1156-65. 2008
    ..No effect of OC use was observed. We conclude that neither menstrual cycle nor OC use modifies the magnitude of the postexercise elevation in Th(vd) and Th(sw)...
  15. pmc Resistance versus aerobic exercise: acute effects on glycemia in type 1 diabetes
    Jane E Yardley
    Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Ontario, Canada
    Diabetes Care 36:537-42. 2013
    ..In the current study, we examined the acute impacts of resistance exercise on glycemia during exercise and in the subsequent 24 h compared with aerobic exercise and no exercise...
  16. doi request reprint Do heat events pose a greater health risk for individuals with type 2 diabetes?
    Jane E Yardley
    Human and Environmental Physiology Research Unit, Faculty of Health Sciences, University of Ottawa, Ottawa, Ontario, Canada
    Diabetes Technol Ther 15:520-9. 2013
    ....
  17. doi request reprint Self-determination and exercise stages of change: results from the Diabetes Aerobic and Resistance Exercise trial
    Michelle S Fortier
    University of Ottawa, Ottawa, Canada
    J Health Psychol 17:87-99. 2012
    ..These results indicate that individuals engaging in regular exercise at six months maintain initial increases in self-determined motivation. Findings are discussed in light of self-determination theory...
  18. ncbi request reprint Physical activity/exercise and type 2 diabetes: a consensus statement from the American Diabetes Association
    Ronald J Sigal
    Department of Medicine, University of Ottawa, Ottawa, Ontario, Canada K1Y 4E9
    Diabetes Care 29:1433-8. 2006
  19. doi request reprint Cost-effectiveness of exercise programs in type 2 diabetes
    Doug Coyle
    University of Ottawa, Ontario, Canada
    Int J Technol Assess Health Care 28:228-34. 2012
    ..However, these programs are associated with additional costs. This analysis assessed the cost-effectiveness of such programs...
  20. ncbi request reprint Is whole-body thermoregulatory function impaired in type 1 diabetes mellitus?
    Jane E Yardley
    Human and Environmental Physiology Research Unit, Faculty of Health Sciences, University of Ottawa, Ontario, Canada, K1N 6N5
    Curr Diabetes Rev 9:126-36. 2013
    ..Furthermore, there is a lack of information about whether or not individuals with type 1 diabetes are at a thermoregulatory disadvantage during strenuous physical activity especially when performed in the heat...
  21. doi request reprint Insulin pump therapy is associated with less post-exercise hyperglycemia than multiple daily injections: an observational study of physically active type 1 diabetes patients
    Jane E Yardley
    Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Ontario, Canada
    Diabetes Technol Ther 15:84-8. 2013
    ..It is currently unknown if glucose responses to exercise and recovery differ between patients on multiple daily insulin injections (MDI) and continuous subcutaneous insulin infusion (CSII)...
  22. doi request reprint Point accuracy of interstitial continuous glucose monitoring during exercise in type 1 diabetes
    Jane E Yardley
    Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Ontario, Canada
    Diabetes Technol Ther 15:46-9. 2013
    ..This study sought to investigate the accuracy of continuous glucose monitoring sensor values at rest, during aerobic exercise, and during resistance exercise...
  23. doi request reprint The effect of exercise training on resting metabolic rate in type 2 diabetes mellitus
    Alison E Jennings
    Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa, Ontario, Canada
    Med Sci Sports Exerc 41:1558-65. 2009
    ....
  24. ncbi request reprint Postexercise hypotension causes a prolonged perturbation in esophageal and active muscle temperature recovery
    Glen P Kenny
    Faculty of Health Sciences, School of Human Kinetics, University of Ottawa, Ottawa, Ontario, Canada
    Am J Physiol Regul Integr Comp Physiol 291:R580-8. 2006
    ....
  25. ncbi request reprint Age-related differences in heat loss capacity occur under both dry and humid heat stress conditions
    Joanie Larose
    Human and Environmental Physiology Research Unit, School of Human Kinetics, University of Ottawa, Ottawa, Ontario, Canada
    J Appl Physiol (1985) 117:69-79. 2014
    ....
  26. doi request reprint Impact of integrating a physical activity counsellor into the primary health care team: physical activity and health outcomes of the Physical Activity Counselling randomized controlled trial
    Michelle S Fortier
    School of Human Kinetics, University of Ottawa, Ottawa, ON K1N 6N5, Canada
    Appl Physiol Nutr Metab 36:503-14. 2011
    ..Between-group differences were found for body composition in that the intensive-counselling patients decreased more. A multisite randomized controlled trial with a longer intensive intervention and follow-up is warranted...
  27. doi request reprint Do older females store more heat than younger females during exercise in the heat?
    Joanie Larose
    1Human and Environmental Physiology Research Unit, Faculty of Health Sciences, School of Human Kinetics, University of Ottawa, Ottawa, Ontario, CANADA 2Clinical Epidemiology Program, Ottawa Health Research Institute, Ottawa, Ontario, CANADA 3Faculties of Medicine and Kinesiology, Departments of Medicine, Cardiac Sciences and Community Health Sciences, University of Calgary, Calgary, Alberta, CANADA 4Faculty of Physical Education and Sports, University of Sherbrooke, Sherbrooke, Quebec, CANADA and 5CanmetMINING, Natural Resources Canada, Sudbury, Ontario, Canada
    Med Sci Sports Exerc 45:2265-76. 2013
    ..Aging is associated with a reduction in the body's capacity to dissipate heat. To date, few studies have examined age-related changes in thermoregulatory function during short exercise periods in the heat in older females...
  28. doi request reprint Whole body heat loss is reduced in older males during short bouts of intermittent exercise
    Joanie Larose
    Human and Environmental Physiology Research Unit, School of Human Kinetics, University of Ottawa, Ottawa, Ontario, Canada
    Am J Physiol Regul Integr Comp Physiol 305:R619-29. 2013
    ....
  29. doi request reprint Understanding physical activity in adults with type 2 diabetes after completing an exercise intervention trial: A mediation model of self-efficacy and autonomous motivation
    Shane N Sweet
    School of Psychology, University of Ottawa, Ottawa, Ontario, Canada
    Psychol Health Med 14:419-29. 2009
    ..This study has important theoretical implications in that it helps to organize and consolidate well-known correlates of PA by proposing a temporal relationship between them that could be tailored in interventions...
  30. doi request reprint The cost of integrating a physical activity counselor in the primary health care team
    William E Hogg
    Department of Family Medicine, Uiversity of Ottawa, Ottawa, Ontario, Canada
    J Am Board Fam Med 25:250-2. 2012
    ..This article assesses direct costs of integrating a physical activity counselor (PAC) into primary health care teams to improve physical activity levels of inactive patients...
  31. ncbi request reprint Exercise facilitators and barriers from adoption to maintenance in the diabetes aerobic and resistance exercise trial
    Heather Tulloch
    University of Ottawa Heart Institute, Prevention and Rehabilitation Centre, Ottawa, Ontario, Canada Electronic address
    Can J Diabetes 37:367-74. 2013
    ..We explored differences in these themes over time, between intervention groups and by adherence level after intervention...
  32. doi request reprint Resistance exercise but not aerobic exercise lowers remnant-like lipoprotein particle cholesterol in type 2 diabetes: a randomized controlled trial
    Claire Gavin
    Clinical Research Laboratory, Division of Endocrinology and Metabolism, Faculty of Medicine, University of Ottawa, Ottawa, Canada
    Atherosclerosis 213:552-7. 2010
    ....
  33. doi request reprint Performing resistance exercise before versus after aerobic exercise influences growth hormone secretion in type 1 diabetes
    Jane E Yardley
    a Human and Environmental Physiology Research Unit, Montpetit Hall, University of Ottawa, Ottawa, ON K1N 6N5, Canada
    Appl Physiol Nutr Metab 39:262-5. 2014
    ..Higher GH during RA may support PG by increasing hepatic glucose production and lipid mobilization. ..
  34. ncbi request reprint Physical activity/exercise and type 2 diabetes
    Ronald J Sigal
    Department of Medicine, University of Ottawa, Canada
    Diabetes Care 27:2518-39. 2004
  35. pmc Age-related decrements in heat dissipation during physical activity occur as early as the age of 40
    Joanie Larose
    Human and Environmental Physiology Research Unit, School of Human Kinetics, University of Ottawa, Ottawa, Canada
    PLoS ONE 8:e83148. 2013
    ..05). Our findings suggest that middle-aged and older adults have impairments in heat dissipation when doing physical activity in the heat, thus possibly increasing their risk of heat-related illness under such conditions...
  36. ncbi request reprint Resistance exercise in type 1 diabetes
    Jane E Yardley
    Human and Environmental Physiology Research Unit, University of Ottawa, Ottawa, Ontario, Canada Manitoba Institute of Child Health, University of Manitoba, Winnipeg, Manitoba, Canada
    Can J Diabetes 37:420-6. 2013
    ..Practical exercise recommendations, as well as suggestions for the future direction of research in this area, are also provided. ..
  37. doi request reprint Randomized controlled trial of resistance or aerobic exercise in men receiving radiation therapy for prostate cancer
    Roanne J Segal
    Ottawa Hospital Regional Cancer Center University of Ottawa Heart Institute, Ottawa, Ontario, Canada
    J Clin Oncol 27:344-51. 2009
    ....
  38. doi request reprint Top 10 practical lessons learned from physical activity interventions in overweight and obese children and adolescents
    Angela S Alberga
    a School of Human Kinetics, Faculty of Health Sciences, University of Ottawa, 125 University Private, Montpetit Hall, Ottawa, ON K1N 6N5, Canada
    Appl Physiol Nutr Metab 38:249-58. 2013
    ....
  39. ncbi request reprint The physical activity counselling (PAC) randomized controlled trial: rationale, methods, and interventions
    Michelle S Fortier
    School of Human Kinetics, University of Ottawa, and The University of Ottawa Heart Institute, The Ottawa Hospital, ON
    Appl Physiol Nutr Metab 32:1170-85. 2007
    ..We anticipate that key lessons from this study will be useful for shaping future public health interventions, theories, and research...
  40. doi request reprint A review of resistance exercise training in obese adolescents
    Angela S Alberga
    University of Ottawa, School of Human Kinetics, Ottawa, Ontario, Canada
    Phys Sportsmed 39:50-63. 2011
    ....
  41. ncbi request reprint Inflammatory responses of older firefighters to intermittent exercise in the heat
    Heather E Wright-Beatty
    Human and Environmental Physiology Research Unit, School of Human Kinetics 125 University Private, University of Ottawa, Montpetit Hall, Room 367, Ottawa, Ontario, K1N 6N5, Canada
    Eur J Appl Physiol 114:1163-74. 2014
    ..This study examined the immune responses in 12 older Firefighters (FF) and 12 older Non-Firefighters (Non-FF), and a group of 6 young FF and 6 young Non-FF, following intermittent exercise in the heat...
  42. ncbi request reprint Cutaneous active vasodilation in humans during passive heating postexercise
    Glen P Kenny
    School of Human Kinetics, Faculty of Health Sciences, University of Ottawa, Ottawa, Ontario, Canada K1N 6N5
    J Appl Physiol (1985) 95:1025-31. 2003
    ....
  43. doi request reprint Do older adults experience greater thermal strain during heat waves?
    Jill M Stapleton
    a Human and Environmental Physiology Research Unit, University of Ottawa, Montpetit Hall, Ottawa, ON K1N 6N5, Canada
    Appl Physiol Nutr Metab 39:292-8. 2014
    ..037). These findings demonstrate that older individuals store more heat during short exposures to dry and humid heat, suggesting that they may experience increased levels of thermal strain in such conditions than people of younger age. ..